Wenever have the time to do it right but always have time to do it over.

Don'tconsider your reputation and you may do anything you like.

In art, as in love, instinct is enogh.

The fundamental concept in social science is Power, in thesame sense in which Energy is the fundamental concept in physics.

Beautiful young people are accidents of nature, Beautiful old people are works of art.

We have, I fear, confused power with greatness.

The power to do good is also the power to do harm.

Peoplewho are too concerned with how well they are doing will be less successfuland feel less competent than those who focus on the task itself... Somepsychologists call it a conflict between egoorientation,or between extrinsic and intrinsic motivation…

There are three ways of bearing ills of life: by indifference, by philosophy, and by religion.

The man who says he's too old to learn new tricks probably always was.

If necessityis the mother of invention, conflict is its father.

Friendships begin with liking or gratitude-roots that can be pulled up.